vs
9.3Noise control & calls5.8
3.6Battery7.8
Why is ATH-CKS30TW Plus better than Liberty 4 Pro?
- Lowest frequency5 Hz vs 14 Hz2.8×
Why is Liberty 4 Pro better than ATH-CKS30TW Plus?
- Battery life7 h vs 10 h+43%
- Total with charging case20 h vs 40 h2×
- Hi-res codec (LDAC / aptX HD / LHDC)No · ATH-CKS30TW Plus: Yes
- Highest frequency20,000 Hz vs 40,000 Hz2×
- LDACNo · ATH-CKS30TW Plus: Yes
- Battery life with ANC6 h vs 7 h+17%
- Bluetooth version5.1 vs 5.3+4%
- Driver size9 mm vs 10.5 mm+17%
Specifications
Side by side
| Sound | ||
| Fit | In-ear | In-ear |
| Ear cup design | Closed-back | Closed-back |
| Driver type | Dynamic | Dynamic |
| Driver size | 9 mm | 10.5 mm |
| Lowest frequency | 5 Hz | 14 Hz |
| Highest frequency | 20,000 Hz | 40,000 Hz |
| Impedance | 20 Ω | — |
| Sensitivity | 110 dB | — |
| Spatial / 3D audio | — | Yes |
| Hi-Res Audio | — | Yes |
| Adjustable equaliser | — | Yes |
| Noise control | ||
| Active noise cancelling | Yes | Yes |
| Adaptive ANC | — | Yes |
| Transparency / ambient mode | — | Yes |
| Microphones | — | 6 |
| Noise reduction for calls | — | Yes |
| Battery & charging | ||
| Battery life | 7 h | 10 h |
| Battery life with ANC | 6 h | 7 h |
| Total with charging case | 20 h | 40 h |
| Charging time | — | 1 h |
| Quick charge (claimed) | — | 5 min → 4 h |
| Fast charging support | — | Yes |
| Wireless charging (case) | — | Yes |
| Connectivity | ||
| Wireless | Yes | Yes |
| Bluetooth version | 5.1 | 5.3 |
| Bluetooth codecs | AAC, SBC | LDAC |
| Hi-res codec (LDAC / aptX HD / LHDC) | No | Yes |
| aptX | No | No |
| LDAC | No | Yes |
| Multipoint (two devices) | Yes | Yes |
| USB-C | — | Yes |
| Smart & streaming | ||
| Voice assistant | Google Assistant, Siri | — |
| Design & build | ||
| Earbud weight (each) | — | 5.5 g |
| Protection rating | IP55 | IPX5 |
| Water resistance (IPx) | IPx5 | IPx5 |
| Dust protection (IP) | 5 | 5 |
| Colours | — | Glossy Black, Pearl White, BIue |
| Features | ||
| Touch controls | Yes | Yes |
| Hands-free calls | — | Yes |
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